a wide-ranging deal to avoid the fiscal cliff remains illusive and washington leaders have only hours to reach an agreement. >>> secretary of state hillary clinton is in a new york city hospital this morning being treated for a blood clot related to her concussion earlier this month. >>> and feats of bravery on a frozen lake. a half dozen people fall through a sheet of life while trying to save a man from freezing cold water. captioning funded by cbs >>> this is the "cbs morning news" for monday december 31st 2012. good morning, everybody, on this new year's eve. good to be with you. i'm terrell brown. secretary of state hillary clinton is being treated for a blood clot. doctors found it following a concussion. marlie hall is at presbyterian hospital this morning. good morning. >> reporter: good morning, terrell. mrs. clinton will spend the morning at the hospital as doctors keep her under close watch. they say she'll be under observation for 48 hours. as you mentioned, a blood clot was mentioned after she came in for a routine exam. it was a follow-up actually to a concussion that sh